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During joint diastole :-...

During joint diastole `:-`

A

Tricuspid and bicuspid valves are open

B

Semilunar valves are closed

C

All the four chambers of heart are in a relaxed state

D

All of the above

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The correct Answer is:
D
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During diastole

What is joint diastole?

Assertion : In joint diastole, all the four chamber of heart are in relaxed state. Reason : The tricuspid and bicuspid valves are open and semilunar valves are closed at this stage.

Joints

Ventricular systole, Ventricular diastole and joint diastole completes in

MOTION-BODY FLUIDS AND CIRCULATION-Exercise - 2 NCERT BASED QUESTIONS
  1. Match the Column-I with Column-II

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  2. In which the following can increase the rate of heart beat ? (A) Sym...

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  3. During joint diastole :-

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  4. Which is responsible for initiating and maintining the rhythmic contra...

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  5. In which the following has the ability to generate action potential wi...

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  6. Which information is incorrect about cardiac output ?

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  7. Birds and Mammals have :-

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  8. Open circulatory system is present in :-

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  9. Identify the correct sequence of events in a cardiac cycle :-

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  10. During ventricular systole

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  11. The cardiac impulse is initiated and conducted further upto ventricle....

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  12. The second heart sound (dubb) is associated with the closure of

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  13. Match the terms given under Column 'A' with their functions given unde...

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  14. Cardiac activity could be moderated by the autonomous neural system. T...

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  15. Which among the following is correct during each cardiac cycle

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  16. Blood platelets are found only in the blood of

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  17. What is the main difference in human and frog RBCs?

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  18. Prothrombin is found in :-

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  19. Which type of WBCs are most abundant in the blood of rabbit and other ...

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  20. Blood clotting in a test tube can be prevented by adding a little of :

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